| Adoption | adoption affiliation |
| Adaption | adaptation |
| adoptiv | adoptive |
| Adoration | adoration |
| Option | option |
| Adeptin | adepte |
| Adsorption | adsorption |
| Addition | addition addition reaction |
| Adoptivsohn | adoptive son |
| adoptieren | adopt |
| Koptin | Copt |
| Kaufoption | call option purchase option |
| Sorption | sorption |
| Absorption | absorption |
| Eruption | eruption |
| adaptiv | adaptive |
| Action | action |
| Lotion | lotion |
| Abduktion | abduction abductive reasoning |
| Ablation | ablation amputation surgical incision surgical removal |